218720346

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{8081}}^1$

素因数の和:8446

約数の個数: 32

約数和(自身を含む): 472506048

約数和(自身を除く): 253785702

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 347, 694, 1041, 2082, 4511, 8081, 9022, 13533, 16162, 24243, 27066, 48486, 105053, 210106, 315159, 630318, 2804107, 5608214, 8412321, 16824642, 36453391, 72906782, 109360173, 218720346]

約数ペア:

[(1, 218720346), (2, 109360173), (3, 72906782), (6, 36453391), (13, 16824642), (26, 8412321), (39, 5608214), (78, 2804107), (347, 630318), (694, 315159), (1041, 210106), (2082, 105053), (4511, 48486), (8081, 27066), (9022, 24243), (13533, 16162)]